1602261530 has 8 divisors (see below), whose sum is σ = 2884070772. Its totient is φ = 640904608.

The previous prime is 1602261527. The next prime is 1602261553. The reversal of 1602261530 is 351622061.

It can be written as a sum of positive squares in 2 ways, for example, as 1600080001 + 2181529 = 40001^2 + 1477^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1602261530.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80113067 + ... + 80113086.

Almost surely, 2^1602261530 is an apocalyptic number.

1602261530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1602261530 is a deficient number, since it is larger than the sum of its proper divisors (1281809242).

1602261530 is a wasteful number, since it uses less digits than its factorization.

1602261530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160226160.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 1602261530 is about 40028.2591427606. The cubic root of 1602261530 is about 1170.1578986741.

Adding to 1602261530 its reverse (351622061), we get a palindrome (1953883591).

The spelling of 1602261530 in words is "one billion, six hundred two million, two hundred sixty-one thousand, five hundred thirty".